In this article we will discuss about the symptoms and the need for early diagnosis of a few common sexually transmitted diseases. The sexually transmitted diseases are a group of communicable diseases that are transmitted predominantly by sexual contact. They are caused by a wide variety of pathogens and include bacteria, viruses, protozoal and fungal agents and ectoparasites. Adolescents and [...]
In this article we will discuss how to prevent communicable diseases seen in humans. 1. Uses of Disinfectants and Antiseptics: Disinfectant or germicide is a substance which destroys harmful microbes that can cause diseases. Disinfectants are suitable only to inanimate objects and used to clean floors, working surfaces such as sinks, kitchen table tops, crockery, surgical instruments, etc. An antiseptic [...]
The following points highlight the two main modes of transmission of communicable diseases in humans. The modes are: 1. Direct Transmission of Communicable Diseases, 2. Indirect Transmission of Communicable Diseases. Mode # 1. Direct Transmission of Communicable Diseases: In this, the pathogens are transmitted from an infected person to a healthy person directly without an intermediate agent. It occurs in [...]